package day01;

/**
 * @author feng
 * @Date 2021/9/22 6:50
 *  数组复制、拷贝
 */
public class ArrayCopy {
    public static void main(String[] args) {
        int[] source = {10,30,20,40};
        int[] target = new int[source.length];
        System.arraycopy(source,0,target,0,4);
        System.out.println();

    }


}
